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Water Chemicals Codex (1982) / Chapter Skim
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Carbon, Activated, Powdered
Pages 25-26

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From page 25...
... If the actual dosage is other than 200 mg/liter, the user is cautioned to consult Table 2 for appropriate RMIC values. ImPur i by Arsenic Chromium Lead Mercury Silver Bulk Sample Collection: RMIC mg Impurity/kg Activated Carbon 30 30 30 30 Sample in accordance with Standard for Powdered Activated Carbon, AWWA B600-78, American Water Works Association, Denver, Colorado (1978)
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From page 26...
... . Cover with watchglass and begin extraction on magnetic stirrer, agitating slowly at first until all PAC is wetted and in suspension Continue extraction for a total contact time of 1 hour + 5 minutes.
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Key Terms

  • mercury silver
  • chromium lead
  • rmic values
  • lead mercury
  • arsenic chromium

  • sample procedures
  • impurity concentrations
  • health association
  • concentrations obtained
  • appropriate rmic

  • magnetic stirrer
  • using sample
  • american water
  • continue extraction
  • contact time

  • standard methods
  • carbon filtrate
  • silver bulk
  • agitating slowly
  • total contact

  • suspension continue
  • consult table
  • powdered activated
  • bulk sample
  • maximum dosage

  • begin extraction
  • procedures described
  • actual dosage
  • extraction solution
  • soluble substances


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